美股低开高走，纳指涨超1%，标普500指数盘中翻红，此前曾跌超1%

array(1) { [389060]=> array(2) { [2]=> array(4) { [0]=> string(12) "外围股指" [1]=> string(9) "标普500" [2]=> string(18) "纳斯达克指数" [3]=> string(12) "低开高走" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }